Finding the Fourth Proportional to 898,082.35, 1,239,353.65 and 612,102.03
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Solution
The fourth proportional to 898,082.35, 1,239,353.65 and 612,102.03 is: 844,700.81
Step by Step Solution
- Step 1: Write the proportion equation
898,082.35 : 1,239,353.65 = 612,102.03 : x - Step 2: Convert to fraction form
898,082.35/1,239,353.65 = 612,102.03/x - Step 3: Cross multiply
898,082.35x = 1,239,353.65 × 612,102.03 - Step 4: Simplify right side
898,082.35x = 758,610,885,052.91 - Step 5: Solve for x
x = 758,610,885,052.91/898,082.35 - Step 6: Final answer
x = 844,700.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.